@book { DieRoteArmeeFraktion,
    title = "Die Rote Armee Fraktion ",
    author = "",
    year = "2011",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640930340",
    url = "https://www.hausarbeiten.de/document/172735"
}